nancy cordes is covering the obama campaign. good morning. >> reporter: charlie and norah, good morning to you. the president closes his campaign today in the three midwest states that are central to his strategy, ohio,w iowa an wisconsin. his victory is almost assured if he wins here and they would be willing to put money on a big win. >> hello, florida. hello virginia. hello, ohio. >> reporter: crisscrossing the country the president told crowds of 10,000 and 20,000 that he's the same bipartisan hopeful truth teller they elected four years ago. new know what i believe. you know where i stand. you know i tell the truth. ♪ >> reporter: in the closing days this campaign has taken on the air of a traveling concert. over the weekend katie perry, dave matthews and stevie wonder warmed up the president's crowd. another picture on the campaign trail, former president bill clinton. >> he's been a good commander-in-chief, a good decider in chief. >> reporter: publicly and privately obama campaign officials express confidence they will